Samsung Galaxy S7 G930A 32GB AT&T GSM 4G LTE Smartphone - Gold Platinum Built-in, defense-grade mobile security with the industry-trusted Samsung Knox platform Powerful productivity features so you can work on the move, all day long, on the stunning 5.1-inch Super AMOLED Display Light, sleek, elegant design with an all-glass-and-metal chassis that reflects the quality of your organization. Internal Memory: 32 GB, 4 GB RAM (memory not expandable).